D.C. Police Chief Cathy Lanier made a rare courtroom appearance Tuesday, testifying in a federal lawsuit stemming from mass arrests of protesters who were corralled in a city park during a 2002 demonstration.

An Army private charged in the biggest security breach in U.S. history is trying to avoid trial by claiming he has already been punished enough by being locked up alone in a small cell and having to sleep naked for several nights.

Maryland can continue enforcing its gun permit law requiring residents to show a “good and substantial reason” to carry handguns until a federal appeals court decides the matter, the court said Wednesday.